test-retest reliability with inter-rater reliability

Assessment Description

Compare the following terms:

  1. test-retest reliability with inter-rater reliability.
  2. content validity with both predictive validity and construct validity.
  3. internal validity with external validity.

Can a test be reliable without being valid? Can a test be valid without being reliable? Explain.

 

What components differentiate experiments from the non-experimental methods discussed in Topics 2 and 3? How do experiments do a better job of assessing causality?

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